/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.    
 */

package org.apache.bifromq.basecluster.transport;

import com.google.protobuf.ByteString;
import java.net.InetSocketAddress;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import lombok.extern.slf4j.Slf4j;

@Slf4j
public class UDPSender {
    public static void main(String[] args) {
        InetSocketAddress remote = new InetSocketAddress("127.0.0.1", 2222);
        UDPTransport transport = UDPTransport.builder()
            .bindAddr(new InetSocketAddress("127.0.0.1", 1111))
            .build();
        ScheduledExecutorService scheduledExecutorService = Executors.newSingleThreadScheduledExecutor();
        AtomicInteger count = new AtomicInteger();
        scheduledExecutorService.scheduleAtFixedRate(() -> transport.send(Arrays.asList(ByteString.EMPTY), remote)
            .thenAccept(v -> log.info("Sent ")), 0, 2, TimeUnit.SECONDS);

        transport.receive()
            .blockingSubscribe(packetEnvelope -> {
                List<ByteString> data = packetEnvelope.data;
                log.info("Data={}, Sender={}", data, packetEnvelope.sender);
                transport.send(data, packetEnvelope.sender);
            });
    }
}
